(Phys.org)—A trio of researchers has found that western bluebird mothers add a little extra androgen to clutches of eggs during times when there is competition for nest cavities. In their paper published in the journal ...
Israeli scientists have developed a novel method for generating single-sex populations of prawns. This could be used to boost the productivity of aquaculture farms and even as a biocontrol measure against invasive species ...
Biotechnology
Jun 30, 2014
0
0
Testosterone in males is generally associated with aggression and definitely not with good parenting. Insights from a highly social fish can help understand how other androgenic steroids, like testosterone, can shape a male's ...
Plants & Animals
May 19, 2014
0
0
The human gut is home to trillions of bacteria, many of which play an important role in helping the body strike a healthy balance. In the gut, bacteria are involved in the synthesis of vitamins, as well as metabolizing bile ...
Cell & Microbiology
Sep 12, 2013
0
1
The androgen receptor in human cells inhibits fat accumulation, but its activity can be sabotaged by glucocorticoids, steroids that regulate fat deposition and are known drivers of obesity and insulin resistance, said researchers ...
Cell & Microbiology
Sep 20, 2012
0
0
A three-year study of giant pandas published today in Biology of Reproduction's Papers-in-Press reveals that reproductive seasonality exists not only in female pandas, but in male pandas as well.
Plants & Animals
Apr 4, 2012
1
0
(PhysOrg.com) -- Fossil finger bones of early human ancestors suggest that Neanderthals were more promiscuous than human populations today, researchers at the universities of Liverpool and Oxford have found.
Archaeology
Nov 3, 2010
17
0
The next time the Brewers go on a road-trip skid, it might not be their fault. The "winner effect," in which animals that win a competition win subsequent ones, occurs because of changes in their brain's circuitry. Those ...
Plants & Animals
Jul 19, 2010
0
0
.jpg)
(PhysOrg.com) -- In its early stages, prostate cancer requires androgens (hormones that promote the development and maintenance of male sex characteristics) for growth, and current first-line therapies target the receptor ...
Biochemistry
Jul 6, 2010
0
0
